Air Quality
Excellent
No health implications.
16
PM2.5
20
PM10
20
O3
0.8
CO
5
SO2
10
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
3 May
38
Excellent
Sat
4 May
37
Excellent
Sun
5 May
50
Excellent
Mon
6 May
63
Good
Tue
7 May
42
Excellent
Wed
8 May
48
Excellent
Air quality in the last 12 months (Xincheng)
|
2024/02
|
37
|
37
|
33
|
21
|
20
|
16
|
15
|
21
|
36
|
95
|
84
|
96
|
83
|
78
|
54
|
29
|
67
|
44
|
48
|
53
|
57
|
30
|
16
|
14
|
18
|
16
|
25
|
16
|
15
|
||
|
2024/01
|
132
|
55
|
26
|
60
|
113
|
82
|
63
|
48
|
31
|
38
|
44
|
30
|
41
|
61
|
65
|
61
|
69
|
72
|
70
|
17
|
19
|
16
|
42
|
52
|
43
|
53
|
53
|
49
|
31
|
22
|
32
|
|
2023/12
|
62
|
46
|
22
|
19
|
40
|
45
|
56
|
58
|
51
|
45
|
45
|
31
|
57
|
74
|
38
|
21
|
34
|
23
|
16
|
30
|
50
|
63
|
53
|
54
|
60
|
73
|
93
|
103
|
101
|
88
|
113
|
|
2023/11
|
50
|
53
|
59
|
42
|
35
|
24
|
25
|
43
|
47
|
44
|
28
|
14
|
12
|
23
|
28
|
24
|
48
|
50
|
57
|
62
|
66
|
73
|
72
|
71
|
75
|
77
|
55
|
60
|
74
|
82
|
|
|
2023/10
|
40
|
37
|
36
|
38
|
34
|
26
|
27
|
22
|
26
|
21
|
24
|
35
|
48
|
39
|
35
|
45
|
51
|
54
|
28
|
19
|
31
|
41
|
49
|
52
|
45
|
50
|
27
|
27
|
23
|
36
|
47
|
|
2023/09
|
39
|
36
|
24
|
20
|
30
|
38
|
31
|
28
|
23
|
23
|
17
|
17
|
14
|
16
|
25
|
32
|
31
|
28
|
23
|
25
|
28
|
34
|
37
|
44
|
44
|
40
|
40
|
31
|
36
|
37
|
|
|
2023/08
|
28
|
28
|
26
|
29
|
21
|
19
|
21
|
20
|
23
|
30
|
25
|
32
|
30
|
27
|
26
|
29
|
35
|
37
|
35
|
27
|
27
|
29
|
21
|
26
|
29
|
28
|
25
|
16
|
23
|
33
|
34
|
|
2023/07
|
33
|
31
|
25
|
24
|
22
|
20
|
24
|
26
|
26
|
29
|
26
|
27
|
29
|
34
|
34
|
43
|
55
|
26
|
22
|
27
|
27
|
29
|
28
|
34
|
37
|
45
|
49
|
43
|
45
|
35
|
25
|
|
2023/06
|
46
|
41
|
40
|
36
|
33
|
27
|
26
|
20
|
27
|
35
|
46
|
48
|
31
|
28
|
41
|
37
|
29
|
28
|
25
|
27
|
30
|
19
|
21
|
23
|
17
|
19
|
24
|
27
|
26
|
26
|
|
|
2023/05
|
71
|
40
|
32
|
32
|
44
|
50
|
19
|
21
|
40
|
30
|
17
|
32
|
46
|
52
|
55
|
42
|
49
|
53
|
51
|
51
|
55
|
45
|
27
|
31
|
41
|
31
|
27
|
26
|
36
|
51
|
61
|
|
2023/04
|
59
|
51
|
48
|
53
|
52
|
27
|
37
|
70
|
72
|
29
|
26
|
44
|
48
|
53
|
48
|
65
|
62
|
53
|
45
|
44
|
58
|
51
|
52
|
19
|
20
|
36
|
48
|
41
|
36
|
73
|
|
|
2023/03
|
84
|
84
|
89
|
61
|
73
|
94
|
88
|
83
|
78
|
64
|
59
|
90
|
88
|
87
|
78
|
62
|
50
|
42
|
34
|
48
|
50
|
61
|
67
|
35
|
27
|
37
|
32
|
47
|
38
|
47
|
58
|
|
1
|
2
|
3
|
4
|
5
|
6
|
7
|
8
|
9
|
10
|
11
|
12
|
13
|
14
|
15
|
16
|
17
|
18
|
19
|
20
|
21
|
22
|
23
|
24
|
25
|
26
|
27
|
28
|
29
|
30
|
31
|
- Excellent
- Good
- Lightly
- Moderately
- Heavily
- Severely
Air quality source: CNEMC
*: primary pollution